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  1. New visitor? register to post on the forum and access all docs. Returning visitor? you can recover your password here
  • AMP1x

    AMP-1B: To replace an old A/B amp 

    by
    Scratchy
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     Number of Views: 1953 
    1. Categories:
    2. AMP1x
    Article Preview

    Amp-1B is not really plug and play. You need a center tap transformer with 18 - 22Vac output per winding, or a SMPS with ...
    Read More Read More

    Amplifier Protection 

    1. Categories:
    2. AMP1x,
    3. AMP2, AMP8,
    4. AMP3x,
    5. AMP4, AMP11,
    6. AMP5, AMP10,
    7. AMP6x,
    8. AMP7, Truepath, AMP15
    Article Preview

    An overall tweak, tip, mod:

    Please be advised that these amplifier modules are 'core' modules.
    So secondary circuits SHOULD be added, like:
    - a power-supply (main single or symmetrical; some extra voltages, AC, ...
    Read More Read More

    TA2022-based 41hz amps: GAIN 

    1. Categories:
    2. AMP1x,
    3. AMP5, AMP10

    As stated by Jan, exact settings for input gain and modulator gain, are, sonically, the most important improvement.
    ...
    Read More Read More 2 Comments

    Audio Building, Loudspeaker Sites 

    1. Categories:
    2. AMP1x,
    3. AMP2, AMP8,
    4. AMP3x,
    5. AMP4, AMP11,
    6. AMP5, AMP10,
    7. AMP6x,
    8. AMP7, Truepath, AMP15,
    9. AMP9x
    Quite a LOT of very useful links.

    Bridging the TA2022 

    1. Categories:
    2. AMP1x,
    3. AMP5, AMP10
    Article Preview

    The TA2022 can be bridged.
    ...
    Read More Read More

    Some AMP-1 pics during a build 

    1. Categories:
    2. AMP1x
    Article Preview

    Just some pics while I built an AMP-1.
    ...
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    Safety-Earthing-GNDing 

    1. Categories:
    2. AMP1x,
    3. AMP2, AMP8,
    4. AMP3x,
    5. AMP4, AMP11,
    6. AMP5, AMP10,
    7. AMP6x,
    8. AMP7, Truepath, AMP15,
    9. AMP9x
    Article Preview

    EARTH and GROUND & Safety
    (written/compiled by 41Hz-user Scratchy, it contains some info from sound.westhost.com)




    • Note that required sleeving over all mains connections are not shown. These are ESSENTIAL for electrical safety, and usually just means the required heatshrink tubing
    ...
    Read More Read More

    AMP-1: A clean, WAF friendly build. 

        Number of Views: 1907 
    1. Categories:
    2. AMP1x
    Article Preview

    By user Sébastien.
    "The box comes from RadioSpares with part number 517-3260 and cost around 17€. It was machined by a friend and painted by a car painter for 15€.

    ...
    Read More Read More

    PS4 Assembly Instructions 

        Number of Views: 309 
    1. Categories:
    2. AMP1x,
    3. AMP2, AMP8,
    4. AMP5, AMP10,
    5. AMP7, Truepath, AMP15
    Article Preview

    PS-4, Power Supply 4.
    ...
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    Selecting Gain 

      
    1. Categories:
    2. AMP1x,
    3. AMP2, AMP8,
    4. AMP3x,
    5. AMP4, AMP11,
    6. AMP5, AMP10,
    7. AMP6x,
    8. AMP7, Truepath, AMP15
    Article Preview


    CHECK THE DATASHEET OF THE TRIPATH CHIP OF YOUR AMP MODEL, TO MAKE SURE THIS IS RELEVANT READING.
    ...
    Read More Read More
    Page 1 of 3 123 Next LastLast
  • Updated sections

    Yesterday

    Thread: Just made a mistake.

    Hope that this is enough.

    Starter: checkulater | Last Poster: checkulater
    Yesterday

    Thread: Just made a mistake.

    I did have a fuse but the cable clipping shortcircuited the board...

    Starter: checkulater | Last Poster: checkulater
    Yesterday

    Thread: Just made a mistake.

    first of all post pictures (in focus) the fact that you saw sparks...

    Starter: checkulater | Last Poster: gnome
    18-Jun-13

    New Task Task for After sales questions: Add a few parts to order no. 11173

    User: niko-t
    18-Jun-13

    Just made a mistake.

    Hi everyone. Got my amp6 soldered and working for a couple of...

    Starter: checkulater | Forum AMP6 and AMP6-BASIC
    17-Jun-13

    Thread: Amp 9 basic 1.2 (heatsink, signal capacitors for subwoofers, fuse and jumpers)

    How you can Save Whenever you Purchase Amazon rolex Various...

    Starter: Voss | Last Poster: 08ah4cc8
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  • About 41Hz Audio

    41Hz Audio is a small business that specializes in audio kits for DIY and OEMs. Our aim is to produce and maintain high quality, unique designs with decent prices. They are all available via the shop pages and we send all over the world.

    We also do consulting in electronics and measurement tecniques.

    But 41Hz Audio is just as much an active and very international community, which you can see best via our forum. Without the community we could not exist!

    41Hz is the frequency of the lowest note on a double bass or electric bass guitar
  • 41Hz News

    Jan

    Email and registration

    We changed some email settings today. Hope this improves registration and password recovery success rate....

    Jan 10-Jun-13, 20:52 Go to last post
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